(19)

(11)

EP 0 731 868 A1

(12)

(43) Date of publication: 18.09.1996 Bulletin 1996/38 (21) Application number: 95901668.0 (22) Date of filing: 17.11.1994

(51) International Patent Classification (IPC):  E01F 9/ 011( . ) E04H 17/ 20( . ) E04H 12/ 22( . ) (86) International application number: PCT/SE1994/001085 (87) International publication number: WO 1995/014146 (26.05.1995 Gazette 1995/22)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IT LI NL (30) Priority: 19.11.1993 SE 19930003846 (71) Applicant: Lindberg, Göte S-342 21 Alvesta (SE)	(72) Inventor: Lindberg, Göte S-342 21 Alvesta (SE) (74) Representative: Linde, Leif  Vernamo Patentbyra AB, Persegard 274 93 Skurup 274 93 Skurup (SE)